以收敛数列空间c和收敛于零的数列空间c0为例,应用空间凸集端点性质研究等工具,对Banach空间与其共轭空间的关系做某些探讨.
Taking the spaces of conergent sequences c and the space of null sequences c0 for example, discuss the relations between a Banach space and its dual space, by means of the properties of extrem points of convex set in Banach space.